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Individual Calculations January 2012 |
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| O`Toole, George E Total change: -1.65 | |   |
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| e2e4 Gatwick Premier | Gatwick | ENG | 2011-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2210 | 2157 | 4.50 | 9 | 0.47 | 15 | 7.05 | |
|  Doyle, Hugh | | | 1902 | IRL | 1.00 | 1 | 0.19 | 15 | 2.85 | |  Tikkanen, Hans | g | | 2557 * | SWE | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Craft, Isaac | | | 1939 | ENG | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Vuilleumier, Alexandre | m | | 2338 | SUI | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Wadsworth, Matthew J | | | 1984 | ENG | 0.50 | 1 | -0.23 | 15 | -3.45 | | | Haria, Ravi | | | 2048 | ENG | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Wallace, Paul | | | 2229 | IRL | 1.00 | 1 | 0.60 | 15 | 9.00 | | | Williams, Simon K | g | | 2512 | ENG | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Buckley, Graeme N | m | | 2383 | ENG | 0.00 | 1 | -0.21 | 15 | -3.15 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Imperial College Open | London | ENG | 2011-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2123 | 2189 | 3.00 | 4 | 0.66 | 15 | 9.90 | |
| | Kennedy, Craig | | | 2002 | SCO | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Whitehead, David J | | | 2079 | ENG | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Navarro Cia, Miguel | f | | 2327 | ESP | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Cannon, Richard J | | | 2083 | ENG | 0.50 | 1 | -0.14 | 15 | -2.10 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | e2e4 Brighton Open | Brighton | ENG | 2011-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2022 | 2189 | 1.50 | 3 | -0.66 | 15 | -9.90 | |
| | Davison, Chris | | | 1980 | ENG | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Pleasants, Allan J | | | 2089 | WLS | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Norinkeviciute, Rasa | | wf | 1997 | LTU | 1.00 | 1 | 0.25 | 15 | 3.75 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | London Chess Classic 2011: Open | London | ENG | 2011-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2082 | 2189 | 4.50 | 8 | -0.58 | 15 | -8.70 | |
| | Wright, Jonathan | | | 1846 | ENG | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Grover, Sahaj | m | | 2515 | IND | 0.00 | 1 | -0.13 | 15 | -1.95 | | | McKerracher, Douglas | | | 1976 | SCO | 0.00 | 1 | -0.77 | 15 | -11.55 | | | Plug, Arjan | | | 1945 | NED | 1.00 | 1 | 0.20 | 15 | 3.00 | | | De Coverly, Roger D | | | 2027 | ENG | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Warman, Simon M | | | 2056 | ENG | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Shweta, Gole | | | 1999 | IND | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Rudd, Jack | m | | 2290 | ENG | 0.00 | 1 | -0.36 | 15 | -5.40 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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